4138756 has 12 divisors (see below), whose sum is σ = 7257292. Its totient is φ = 2065248.

The previous prime is 4138753. The next prime is 4138777. The reversal of 4138756 is 6578314.

4138756 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 202500 + 3936256 = 450^2 + 1984^2 .

It is not an unprimeable number, because it can be changed into a prime (4138753) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2806 + ... + 4018.

Almost surely, 2^4138756 is an apocalyptic number.

It is an amenable number.

4138756 is a deficient number, since it is larger than the sum of its proper divisors (3118536).

4138756 is a wasteful number, since it uses less digits than its factorization.

4138756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2070 (or 2068 counting only the distinct ones).

The product of its digits is 20160, while the sum is 34.

The square root of 4138756 is about 2034.3932756476. The cubic root of 4138756 is about 160.5547928074.

The spelling of 4138756 in words is "four million, one hundred thirty-eight thousand, seven hundred fifty-six".